From 0b7db8805d91eac81a4b526d3400a9d50bd5c7e1 Mon Sep 17 00:00:00 2001
From: Stef Walter <stef@memberwebs.com>
Date: Mon, 19 Jun 2006 16:30:37 +0000
Subject: Fix NTLM problems with apache 2x module.

---
 apache2x/mod_httpauth.c | 26 ++++++++++++++++++++++++--
 1 file changed, 24 insertions(+), 2 deletions(-)

(limited to 'apache2x/mod_httpauth.c')

diff --git a/apache2x/mod_httpauth.c b/apache2x/mod_httpauth.c
index 9e8a95a..9d3854b 100644
--- a/apache2x/mod_httpauth.c
+++ b/apache2x/mod_httpauth.c
@@ -54,6 +54,12 @@
 
 module AP_MODULE_DECLARE_DATA httpauth_module;
 
+/* Keep track of a unique identifier */
+static void* conn_current = NULL;
+
+/* And increment this when it goes out of scope */
+static unsigned int conn_seen = 0;
+
 typedef struct httpauth_context
 {
     const char* socketname;
@@ -614,6 +620,14 @@ finally:
     return ret;
 }
 
+/* Make sure our connection identifier is unique */
+static apr_status_t connection_gone (void *data)
+{
+    conn_current = NULL;
+    conn_seen++;
+    return APR_SUCCESS;
+}
+
 int write_request(httpauth_context_t* ctx, request_rec* r)
 {
     char pidid[40];
@@ -623,9 +637,17 @@ int write_request(httpauth_context_t* ctx, request_rec* r)
     const apr_array_header_t* hdrs_arr;
     const apr_table_entry_t* elts;
 
+    /* When the connection goes away, call our handler */
+    if(conn_current != r->connection)
+    {
+        conn_current = r->connection;
+        apr_pool_cleanup_register(r->connection->pool, r,
+                            connection_gone, apr_pool_cleanup_null);
+    }
+
     /* A unique per connection id */
-    snprintf(connid, sizeof(connid), "0x%X-%X",
-             (unsigned int)r->connection, (unsigned int)r->connection->id);
+    snprintf(connid, sizeof(connid), "0x%X-%X-%X",
+             (unsigned int)r->connection, conn_seen, (unsigned int)r->connection->id);
     connid[sizeof(connid) - 1] = 0;
     snprintf(pidid, sizeof(pidid), "%d", (unsigned int)getpid());
     pidid[sizeof(pidid) - 1] = 0;
-- 
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